Finland · 1991–2020 normal
Jokiniemi in
December.
Typical December weather in Jokiniemi: -0.4°C by day, -5.5°C at night, 63 mm of rain over 11.7 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-0.4°C
Typical low-5.5°C
Rain63 mm
Wet days11.7
Comfort score 5 this month (July leads the year at 80). Daylight is calculated as 5 h 44 from latitude 60.57°. Open-water sea temperature is 3.6°C (22 km from the place centre).
Event window
Long northern nights in December
At 60.6° the calculated mid-month daylight is 5 h 44. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in December. Typical nights are -5.5°C.
Event window
Frost-level nights in December
The measured night-time normal is -5.5°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 655697
- NOAA station
- FIE00142356 · RUOTSINPYHTAA KEITALA
- Station distance
- 16.8 km from the place centre
- Coverage
- Good coverage · 17 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.